Home / 238,760.73-329,482.93-131,330.75

Finding the Fourth Proportional to 238,760.73, 329,482.93 and 131,330.75

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Solution

The fourth proportional to 238,760.73, 329,482.93 and 131,330.75 is: 181,232.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,760.73 : 329,482.93 = 131,330.75 : x
  2. Step 2: Convert to fraction form
    238,760.73/329,482.93 = 131,330.75/x
  3. Step 3: Cross multiply
    238,760.73x = 329,482.93 × 131,330.75
  4. Step 4: Simplify right side
    238,760.73x = 43,271,240,804.48
  5. Step 5: Solve for x
    x = 43,271,240,804.48/238,760.73
  6. Step 6: Final answer
    x = 181,232.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.